// src/services/validation.rs - 验证服务

use async_trait::async_trait;
use anyhow::Result;

use crate::models::{OPCUAModel, ValidationResult, ValidationRule};

/// 模型验证服务
pub struct ValidationService {
    validation_rules: Vec<ValidationRule>,
}

impl ValidationService {
    pub fn new() -> Self {
        Self {
            validation_rules: Vec::new(),
        }
    }

    /// 验证OPC UA模型
    pub async fn validate_model(&self, model: &OPCUAModel) -> Result<ValidationResult> {
        let mut issues = Vec::new();
        let mut passed_rules = 0;
        
        for rule in &self.validation_rules {
            if self.check_rule_compliance(rule, model).await? {
                passed_rules += 1;
            } else {
                issues.push(format!("规则 {} 验证失败", rule.name));
            }
        }
        
        let score = if self.validation_rules.is_empty() {
            100.0
        } else {
            (passed_rules as f64 / self.validation_rules.len() as f64) * 100.0
        };
        
        Ok(ValidationResult {
            is_valid: issues.is_empty(),
            score,
            issues,
            suggestions: Vec::new(),
        })
    }
    
    async fn check_rule_compliance(&self, rule: &ValidationRule, model: &OPCUAModel) -> Result<bool> {
        // 简化的规则检查逻辑
        Ok(true)
    }
}